<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>webelement</title>
    <style>
        div{
            width: 200px;
            height: 200px;
        }
        #div1{
            background-color: red;
        }
        #div2{
            background-color: blue;
            display: none;
        }

    </style>
</head>
<body>
    <div id="div1">div1</div>
    <br/>
    <div id="div2">div2</div>

    <hr/>

    <form>
        输入框1：<input name="input1"/><br/>
        输入框2：<input name="input2" disabled/>
    </form>
</body>
</html>